CN219168191U

CN219168191U - Stirring equipment

Info

Publication number: CN219168191U
Application number: CN202222604466.5U
Authority: CN
Inventors: 张卫龙; 周中心; 李进华
Original assignee: Shanghai Lanjun New Energy Technology Co Ltd
Current assignee: Shanghai Lanjun New Energy Technology Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-13
Anticipated expiration: 2032-09-30

Abstract

The utility model provides stirring equipment which comprises a containing unit, a stirring unit and a driving unit, wherein the containing unit is used for containing stirring materials, the stirring unit comprises a first stirring piece and a second stirring piece, the first stirring piece and the second stirring piece are arranged in the containing unit, the driving unit is connected with the first stirring piece and the second stirring piece and is used for driving the first stirring piece and the second stirring piece to rotate oppositely, the first stirring piece and the second stirring piece rotate oppositely to improve shearing force, so that collision and exchange frequency between stirring materials are increased, and stirring efficiency is improved.

Description

Stirring equipment

Technical Field

The utility model relates to the technical field of slurry mixing, in particular to stirring equipment.

Background

The manufacturing of lithium ion batteries is a process that is closely linked by individual process steps. In general, the production of lithium batteries includes pole piece manufacturing process, battery assembling process, and final injection, pre-charging, formation, capacity division, aging, etc. In these three-stage processes, each process can be divided into several key processes, each of which can have a significant impact on the final performance of the battery.

In the pole piece manufacturing process stage (also called electrode section), the pole piece manufacturing process can be divided into five processes of slurry preparation, slurry coating, pole piece rolling, pole piece slitting and pole piece drying. The pole piece manufacturing process is the core content of the whole lithium battery manufacturing, and relates to the electrochemical performance of the battery, wherein the quality of the sizing agent is particularly important. The slurry stirring needs to be equipped with stirring equipment, and the industry now takes double-planetary stirring equipment as the main material. The preparation methods of the slurry, the intaglio slurry and the like comprise a dry method and a wet method, wherein the stirring shaft of the double-planetary stirring equipment revolves around a charging basket of the reaction kettle, and simultaneously the stirring shaft of the double-planetary stirring equipment rotates at a high speed, and the revolution and rotation can promote the materials to be subjected to the action of strong shearing and kneading by machinery, so that the emulsification, dispersion, mixing and the like of the materials are achieved. The double planetary mixer is vacuum-resistant and can be used for vacuumizing, heating and cooling. Can meet the processing requirements of the dry-method and wet-method mixing process of lithium battery slurry. However, the stirring efficiency is low, and the requirements can be met only by means of the number of equipment, so that the cost, labor and places are increased.

Accordingly, there is a need to provide a novel stirring device to solve the above-mentioned problems existing in the prior art.

Disclosure of Invention

The utility model aims to provide stirring equipment which improves stirring efficiency.

To achieve the above object, the stirring device of the present utility model includes:

the holding unit is used for holding the stirring materials;

the stirring unit comprises a first stirring piece and a second stirring piece and is arranged in the containing unit; and

and the driving unit is connected with the first stirring piece and the second stirring piece and used for driving the first stirring piece and the second stirring piece to rotate in opposite directions.

The stirring equipment has the beneficial effects that: the drive unit with first stirring piece with the second stirring piece is connected, is used for the drive first stirring piece with the second stirring piece rotates in opposite directions, first stirring piece with the second stirring piece rotates in opposite directions has improved the shearing force, makes collision, the exchange frequency between the stirring thing become high, and then has improved stirring efficiency.

Optionally, the first stirring piece includes first transfer line, first stirring portion and first dispersion impeller, first stirring portion is fixed in the outside of first transfer line, first dispersion impeller is fixed in the one end of first transfer line, the second stirring piece includes second transfer line, second stirring portion and second dispersion impeller, second stirring portion is fixed in the outside of second transfer line, the second dispersion impeller is fixed in one end of second transfer line, one end of first transfer line with one end of second transfer line all is oriented the bottom of splendid attire unit, first stirring portion with second stirring portion all is used for right the stirring thing provides rotation force and lifting force, just first stirring portion with the second stirring portion is right the lifting force that the stirring thing provided is the same. The beneficial effects are that: the first stirring piece comprises a first transmission rod, a first stirring part and a first dispersing disc, the second stirring piece comprises a second transmission rod, a second stirring part and a second dispersing disc, the first stirring part and the first dispersing disc can provide two stirring forces, and the second stirring part and the second dispersing disc can provide two stirring forces, so that the stirring materials deposited at the bottom of the containing unit can be fully stirred, and the stirring effect is improved.

Optionally, the first stirring part is in a threaded structure or a fan blade structure.

Optionally, the second stirring part is in a threaded structure or a fan blade structure.

Optionally, the driving unit includes first driving piece, first driving piece includes first driving motor and first driving piece, first driving piece includes first drive gear, second drive gear and third drive gear, first drive gear with first driving motor's axle fixed connection, second drive gear with second stirring piece fixed connection, third drive gear with first stirring piece fixed connection, first drive gear with second drive gear or third drive gear meshing, second drive gear with third drive gear meshing.

Optionally, the driving unit further comprises a third driving motor, and a shaft of the third driving motor is fixedly connected with the first driving piece.

Optionally, the stirring device further comprises a device bracket, and the containing unit is rotatably arranged on the device bracket.

Optionally, the driving unit further includes a second driving member, the second driving member includes a second driving motor and a second transmission member, the second transmission member includes a fourth transmission gear and a fifth transmission gear, the fourth transmission gear is fixedly connected with a shaft of the second driving motor, the fifth transmission gear is fixedly connected with the containing unit, and the fourth transmission gear is meshed with the fifth transmission gear or is connected with a belt.

Optionally, the splendid attire unit is cylindric, just splendid attire unit is followed splendid attire unit's axis is rotatory, be provided with two at least piece that draws close on the equipment support, draw close the piece evenly distributed in splendid attire unit's periphery, just draw close the piece with splendid attire unit's outer wall sliding connection prevents the splendid attire unit takes place the circle and beats the collision.

Optionally, at least one gradual change portion is disposed in the accommodating unit, the gradual change portion is disposed along an inner wall of the accommodating unit, and a cross-sectional area of the gradual change portion gradually increases to gradually reduce a lateral space area in the accommodating unit, and the closer to the bottom of the accommodating unit, the smaller the lateral space area is. The beneficial effects are that: the horizontal space area of splendid attire unit bottom can be reduced, and then the stirring thing that makes the sediment can gather to stirring unit, and can improve the collision frequency between the material, improve the effect of stirring.

Drawings

FIG. 1 is a front view of a stirring device in accordance with some embodiments of the present utility model;

FIG. 2 is a cross-sectional view of a pod according to some embodiments of the utility model;

FIG. 3 is a schematic diagram illustrating a first driving member according to some embodiments of the present utility model;

FIG. 4 is a schematic cross-sectional view of a first driving member according to still other embodiments of the present utility model;

FIG. 5 is a schematic cross-sectional view of a first driving member according to another embodiment of the present utility model;

fig. 6 is a top view of a pod unit according to some embodiments of the utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. Unless otherwise defined, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. As used herein, the word "comprising" and the like means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof without precluding other elements or items.

In view of the problems of the prior art, embodiments of the present utility model provide a stirring apparatus.

Fig. 1 is a front view of a stirring device in some embodiments of the utility model. Fig. 2 is a cross-sectional view of a pod according to some embodiments of the utility model. Referring to fig. 1 and 2, the stirring device 100 includes a holding unit 101, a stirring unit (not shown), and a driving unit (not shown).

In some embodiments, the holding unit is used for stirring objects, the stirring unit includes a first stirring rod and a second stirring rod, the first stirring rod and the second stirring rod are both arranged in the holding unit, and the driving unit is connected with the first stirring piece and the second stirring piece and is used for driving the first stirring piece and the second stirring piece to rotate in opposite directions.

Referring to fig. 1 and 2, the stirring unit includes a first stirring member (not shown) and a second stirring member (not shown), the first stirring member includes a first transmission rod 102, a first stirring portion 103 and a first dispersion plate 104, the first stirring portion 103 is fixed on the outer side of the first transmission rod 102, the first dispersion plate 104 is fixed on one end of the first transmission rod, the second stirring member includes a second transmission rod 105, a second stirring portion 106 and a second dispersion plate 107, the second stirring portion 106 is fixed on the outer side of the second transmission rod 105, the second dispersion plate 107 is fixed on one end of the second transmission rod 105, one end of the first transmission rod 102 and one end of the second transmission rod 105 are both directed toward the bottom of the containing unit 101, the first stirring portion 103 and the second stirring portion 106 are both used for providing a rotational force and a lifting force to the directional object of the first stirring portion 103 and the second stirring portion 106 are provided on the same lifting force to the object. Specifically, the first dispersion plate 104 and the second dispersion plate 107 are pin dispersion plates.

In some embodiments, the first stirring portion and the second stirring portion are both in a screw structure or a fan blade structure, and the first stirring portion and the second stirring portion are in a symmetrical structure.

In some embodiments, the drive unit includes a first drive member including a first drive motor and a first transmission member.

Fig. 3 is a schematic structural diagram of a first transmission member according to some embodiments of the present utility model. Referring to fig. 3, the first transmission member 109 includes a first transmission gear 1091, a second transmission gear 1092, and a third transmission gear 1093, where the first transmission gear 1091 is fixedly connected with the shaft of the first driving motor, the second transmission gear 1092 is fixedly connected with the second stirring member, the third transmission gear 1093 is fixedly connected with the first stirring member, the first transmission gear 1091 is meshed with the second transmission gear 1092, and the second transmission gear 1092 is meshed with the third transmission gear 1093. Specifically, the second transmission gear 1092 is fixedly connected to the other end of the second transmission rod, and the third transmission gear 1093 is fixedly connected to the other end of the first transmission rod.

Fig. 4 is a schematic cross-sectional view of a first driving member according to still another embodiment of the present utility model. Referring to fig. 3, the first driver further includes a gear box 120, and the first, second and

third transfer gears

1091, 1092 and 1093 are all located in the gear box 120.

Referring to fig. 4, the first driving motor 108 is embedded in the upper wall of the gear box, and the shaft of the first driving motor 108 is fixedly connected with the first transmission gear 1091.

Referring to fig. 4, the second transmission gear 1092 is fixedly connected to the second transmission rod 105, the second transmission rod 105 penetrates through the upper wall and the lower wall of the gear box 120, and the upper wall and the lower wall of the gear box 120 are both connected to the second transmission rod 105 through a shaft.

Referring to fig. 4, the third transmission gear 1093 is fixedly connected to the first transmission rod 102, the second transmission rod 105 penetrates through the upper wall and the lower wall of the gear box 120, and the upper wall and the lower wall of the gear box 120 are both connected to the first transmission rod 102 through a shaft.

Referring to fig. 4, the first transmission gear 1091 is engaged with the second transmission gear 1092, and the second transmission gear 1092 and the third transmission gear 1093 are engaged.

In some embodiments, the difference from fig. 3 is that the first transfer gear does not mesh with the second transfer gear, but instead meshes with the third transfer gear.

In some embodiments, the second transfer gear has a gear ratio of 1 to the third transfer gear.

In some embodiments, the drive unit further comprises a third drive motor, a shaft of which is fixedly connected to the first drive member.

Fig. 5 is a schematic cross-sectional view of a first driving member according to another embodiment of the present utility model. Fig. 5 differs from fig. 4 in that: the first driving part further comprises an auxiliary frame 121, the auxiliary frame 121 is fixedly connected with the gear box 120, a shaft of the third driving motor 114 is fixedly connected with the auxiliary frame 121, and an extension line of the shaft of the third driving motor 114 is located between the first transmission rod 102 and the second transmission rod 105.

Specifically, the shaft of the third driving motor is connected with the fixing part, when the third driving motor works, the shaft of the third driving motor rotates to drive the auxiliary frame to rotate, and then the gear box is driven to rotate around the line where the shaft of the third driving motor is located, namely, the first stirring piece and the second stirring piece revolve.

In some embodiments, the first driving member is disposed at the top of the accommodating unit, and an opening is disposed at the top of the accommodating unit, and the opening is used for connecting the driving member with the stirring unit.

In some embodiments, a flip cover is disposed on the top of the accommodating unit, the first driving member is disposed on the flip cover, and an opening is disposed on the flip cover, and the opening is used for connecting the driving member with the stirring unit.

Referring to fig. 1 and 2, the stirring device 100 further includes a device holder 110, and the containing unit 101 is rotatably disposed on the device holder 110. Specifically, the device support 110 is provided with a circular slide (not shown in the figure), the bottom of the containing unit 101 is provided with a slide block (not shown in the figure), the slide block surrounds the bottom of the containing unit 101, and the slide block is located in the circular slide and is slidably connected with the circular slide, so as to realize the rotation of the containing unit 101.

In some embodiments, the holding unit is a sandwich cooling barrel body, so that temperature regulation and vacuumizing and bubble removal are conveniently performed in the stirring process.

Referring to fig. 1 and 2, the driving unit further includes a second driving part including a second driving motor 111 and a second transmission part, the second transmission part includes a fourth transmission gear and a fifth transmission gear, the fourth transmission gear is fixedly connected with a shaft of the second driving motor 111, the fifth transmission gear is fixedly connected with the containing unit 101, and the fourth transmission gear is meshed with the fifth transmission gear or is connected with a belt. Specifically, the second driving motor 111 is fixed to the device bracket 110, and the fifth transmission gear is fixedly connected to the center of the bottom of the containing unit 101.

Referring to fig. 1 and 2, the accommodating unit 101 is cylindrical, the accommodating unit 101 rotates along an axis of the accommodating unit 101, at least two closing members 112 are disposed on the device support, the closing members 112 are uniformly distributed around the accommodating unit 101, and the closing members 112 are slidably connected with an outer wall of the accommodating unit 101, so as to prevent the accommodating unit 101 from generating a circular jumping collision. Specifically, the close-up member 112 is a bearing member.

Referring to fig. 1 and 2, at least one gradual change portion 113 is disposed in the accommodating unit 101, the gradual change portion 113 is disposed along an inner wall of the accommodating unit 101, and a cross-sectional area of the gradual change portion 113 is gradually increased to gradually reduce a lateral space area in the accommodating unit 101, and the lateral space area closer to a bottom of the accommodating unit 101 is smaller. In still other embodiments, the gradual portion 113 has an edge on a side facing the center of the holding unit.

Fig. 6 is a top view of a pod unit according to some embodiments of the utility model. Referring to fig. 2 and 6, the bottom surface of the gradual change portion 113 is in a sector shape, the edge extends from the center of the sector to the inner wall of the holding unit 101, and the connection line between the intersection point of the edge and the inner wall of the holding unit 101 and the midpoint of the arc-shaped edge of the sector is perpendicular to the surface of the sector.

In some embodiments, the first drive motor is a water-cooled motor, the second drive motor is a rotary motor, and the third drive motor is a water-cooled motor.

While embodiments of the present utility model have been described in detail hereinabove, it will be apparent to those skilled in the art that various modifications and variations can be made to these embodiments. It is to be understood that such modifications and variations are within the scope and spirit of the present utility model as set forth in the following claims. Moreover, the utility model described herein is capable of other embodiments and of being practiced or of being carried out in various ways.

Claims

1. A stirring device, comprising:

the holding unit is used for holding the stirring materials;

the driving unit is connected with the first stirring piece and the second stirring piece and is used for driving the first stirring piece and the second stirring piece to rotate in opposite directions;

the utility model discloses a splendid attire unit, including splendid attire unit, splendid attire unit is provided with at least one gradual change portion, gradual change portion is followed splendid attire unit's inner wall sets up, gradual change portion's cross-sectional area grow to reduce gradually the horizontal space area in the splendid attire unit, and be close to more the horizontal space area of splendid attire unit bottom is less.

2. The stirring apparatus of claim 1, wherein the first stirring member includes a first transmission rod, a first stirring portion and a first dispersion plate, the first stirring portion is fixed to an outer side of the first transmission rod, the first dispersion plate is fixed to one end of the first transmission rod, the second stirring member includes a second transmission rod, a second stirring portion and a second dispersion plate, the second stirring portion is fixed to an outer side of the second transmission rod, the second dispersion plate is fixed to one end of the second transmission rod, one end of the first transmission rod and one end of the second transmission rod are both directed toward a bottom of the holding unit, the first stirring portion and the second stirring portion are both used for providing a rotational force and a lifting force to the stirring object, and directions of the lifting forces provided by the first stirring portion and the second stirring portion to the stirring object are the same.

3. The stirring device of claim 2, wherein the first stirring portion is a threaded structure or a fan blade structure.

4. The stirring device of claim 2, wherein the second stirring portion is a threaded structure or a fan blade structure.

5. The stirring device of claim 1, wherein the drive unit comprises a first drive member comprising a first drive motor and a first transmission member comprising a first transmission gear, a second transmission gear and a third transmission gear, the first transmission gear being fixedly connected to the shaft of the first drive motor, the second transmission gear being fixedly connected to the second stirring member, the third transmission gear being fixedly connected to the first stirring member, the first transmission gear being in mesh with the second transmission gear or the third transmission gear, the second transmission gear being in mesh with the third transmission gear.

6. The stirring apparatus of claim 5, wherein the drive unit further comprises a third drive motor, a shaft of the third drive motor being fixedly connected to the first drive member.

7. The stirring device of claim 1, further comprising a device holder, wherein the containing unit is rotatably disposed on the device holder.

8. The stirring apparatus of claim 7, wherein the drive unit further comprises a second drive member comprising a second drive motor and a second transmission member, the second transmission member comprising a fourth transmission gear fixedly connected to the shaft of the second drive motor and a fifth transmission gear fixedly connected to the containing unit, the fourth transmission gear meshed with or belt connected to the fifth transmission gear.

9. The stirring device of claim 8, wherein the holding unit is cylindrical, the holding unit rotates along an axis of the holding unit, at least two gathering pieces are arranged on the device support, the gathering pieces are uniformly distributed around the holding unit, and the gathering pieces are slidably connected with an outer wall of the holding unit so as to prevent the holding unit from circular jumping collision.